#include<stdio.h>
int main()
{
int i;
char a[] = "I am a student.";
char b[20];
char *p1, *p2;
p1 = a; p2 = b;
for(; *p1!='\0'; p1++, p2++)
*p2 = *p1;
*p2 = '\0';
printf("string a is: %s\n", a);
printf("string b is: ");
for(i=0; b[i]!='\0'; i++)
printf("%c", b[i]);
printf("\n");
}